Technical data Deltabar FMD71, FMD72
112 Endress+Hauser
15 Technical data
15.1 Input
15.1.1 Measured variable
Measured process variables
• Pressure HP and Pressure LP
• Sensor temperature HP and sensor temperature LP
• Transmitter temperature
Calculated process variables
• Differential pressure
• Level (level, volume or mass)
15.1.2 FMD71: measuring range of individual sensors
The maximum span of the differential pressure corresponds to the URL of the HP
sensor.
Gauge pressure
Sensor Maximum sensor measuring range MWP OPL Vacuum resistance Option
1)
lower (LRL) upper (URL)
[bar (psi)] [bar (psi)] [bar (psi)] [bar (psi)] [bar
abs
(psi
abs
)]
100 mbar (1.5 psi) –0.1 (–1.5) +0.1 (+1.5) 2.7 (40.5) 4 (60) 0.7 (10.5) 1C
250 mbar (4 psi) –0.25 (–4) +0.25 (+4) 3.3 (49.5) 5 (75) 0.5 (7.5) 1E
400 mbar (6 psi) –0.4 (–6) +0.4 (+6) 5.3 (79.5) 8 (120) 0 1F
1 bar (15 psi) –1 (–15) +1 (+15) 6.7 (100.5) 10 (150) 0 1H
2 bar (30 psi) –1 (–15) +2 (+30) 12 (180) 18 (270) 0 1K
4 bar (60 psi) –1 (–15) +4 (+60) 16.7 (250.5) 25 (375) 0 1M
10 bar (150 psi) –1 (–15) +10 (+150) 26.7 (400.5) 40 (600) 0 1P
40 bar (600 psi) –1 (–15) +40 (+600) 40 (600) 60 (900) 0 1S
1) Product Configurator order code for "Sensor range"
Absolute pressure
Sensor Maximum sensor measuring range MWP OPL Vacuum resistance Option
1)
lower (LRL) upper (URL)
[bar
abs
(psi
abs
)] [bar
abs
(psi
abs
)] [bar
abs
(psi
abs
)] [bar
abs
(psi
abs
)] [bar
abs
(psi
abs
)]
100 mbar (1.5 psi) 0 +0.1 (+1.5) 2.7 (40.5) 4 (60) 0 2C
250 mbar (4 psi) 0 +0.25 (+4) 3.3 (49.5) 5 (75) 0 2E
400 mbar (6 psi) 0 +0.4 (+6) 5.3 (79.5) 8 (120) 0 2F
1 bar (15 psi) 0 +1 (+15) 6.7 (100.5) 10 (150) 0 2H
2 bar (30 psi) 0 +2 (+30) 12 (180) 18 (270) 0 2K
4 bar (60 psi) 0 +4 (+60) 16.7 (250.5) 25 (375) 0 2M
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